Base | Representation |
---|---|
bin | 110111011010… |
… | …0011000010111 |
3 | 2000122220122102 |
4 | 1232310120113 |
5 | 24414103031 |
6 | 2514352315 |
7 | 501632006 |
oct | 156643027 |
9 | 60586572 |
10 | 29050391 |
11 | 15441a97 |
12 | 988b69b |
13 | 60319a6 |
14 | 3c02c3d |
15 | 283c7cb |
hex | 1bb4617 |
29050391 has 4 divisors (see below), whose sum is σ = 29061384. Its totient is φ = 29039400.
The previous prime is 29050367. The next prime is 29050397. The reversal of 29050391 is 19305092.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 29050391 - 210 = 29049367 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29050397) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1136 + ... + 7706.
It is an arithmetic number, because the mean of its divisors is an integer number (7265346).
Almost surely, 229050391 is an apocalyptic number.
29050391 is a deficient number, since it is larger than the sum of its proper divisors (10993).
29050391 is an equidigital number, since it uses as much as digits as its factorization.
29050391 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10992.
The product of its (nonzero) digits is 2430, while the sum is 29.
The square root of 29050391 is about 5389.8414633457. The cubic root of 29050391 is about 307.4095303071.
The spelling of 29050391 in words is "twenty-nine million, fifty thousand, three hundred ninety-one".
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